re-entry

1[uncountable]the act of returning to a place or an area of activity that you used to be inShe feared she would not be granted re-entry into the U.S.a re-entry program for nurses (= for nurses returning to work after a long time doing something else)

2[uncountable,countable]the return of a spacecraft into the earth's atmosphereThe capsule gets very hot on re-entry.